Calculations for Thermal Insulation, Moisture Protection and Heat Protection Created on 3.9.2020 16:24

Calculations for thermal insulation, moisture protection and heat protection created on 3.9.2020 16:24

Content

Component U-value Condensate TA- Thickness Weight Page W/m²K kg Attenuation cm kg/m² 1 AW_96.01_Holzfassade_Stülp 0,32 0,234 14,1 25,40 67,1 2 2 AW_14.06_Fassadenplatten 0,23 - 49,8 34,25 84,3 5 3 AW_14.05_Fassadenplatten 0,17 - 49,8 34,25 88,5 8 4 AW_13.04_Holzfassade_Stülp 0,17 - 57,1 35,90 89,3 11 5 AW_13.02_Holzfassade_Stülp 0,16 - 75,8 37,55 94,6 14 6 AW_12.04_Holzfassade_Vertikal 0,17 - 51,3 40,25 97,2 17 7 AW_12.03_Holzfassade_Vertikal 0,17 - 49,8 39,05 89,0 20 8 AW_12.02_Holzfassade_Vertikal 0,17 - 51,3 40,25 97,2 23 9 AW_12.01_Holzfassade_Vertikal 0,17 - 49,8 39,05 89,0 26 10 AW_02.01_Holzfassade_Vertikal 0,18 - 46,1 35,15 87,2 29 11 AW_00.01_Holzfassade_Vertikal 0,25 0,210 74,1 28,45 107,4 32

Comparison with different maximum values*

Component OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau AW_96.01_Holzfassade_Stülp AW_14.06_Fassadenplatten AW_14.05_Fassadenplatten AW_13.04_Holzfassade_Stülp AW_13.02_Holzfassade_Stülp AW_12.04_Holzfassade_Vertikal AW_12.03_Holzfassade_Vertikal AW_12.02_Holzfassade_Vertikal AW_12.01_Holzfassade_Vertikal AW_02.01_Holzfassade_Vertikal AW_00.01_Holzfassade_Vertikal

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 1 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Exterior wall AW_96.01_Holzfassade_Stülp created on 3.9.2020 Thermal protection Moisture proofing Heat protection Wood moisture: +2,4% Temperature amplitude damping: 14 U = 0,32 W/(m²K) Condensate: 234 g/m² phase shift: 8,5 h Dries 16 days Thermal capacity inside: 59 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 19 5 40 4 15 3

90 2 254

90 1

inside

60 562,5

1 KLH Massivholzplatte (90 mm) 3 OSB-Platte (15 mm) 5 Larch (19 mm) 2 Knauf Insulation Klemmplatte KP-040/HB (90 mm) 4 Rear ventilated level (40 mm)

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,039 W/mK.

KLH Massivholzplatte OSB-Platte (DIN EN ISO 10456) Spruce, Knauf Insulation Klemmplatte KP-040/HB Equivalent insulation thickness (WLS 039)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 mm

Inside air : 20,0°C / 50% Thickness: 25,4 cm Outside air: -5,0°C / 80% sd-value: 3,2 m Weight: 67 kg/m² Surface temperature.: 17,7°C / -4,7°C Heat capacity: 93 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 2 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_96.01_Holzfassade_Stülp, U=0,32 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 9,00 0,120 0,750 2 Knauf Insulation Klemmplatte KP-040/HB 9,00 0,039 2,308 Spruce (9,6%) 9,00 0,130 0,692 3 OSB-Platte (DIN EN ISO 10456) 1,50 0,130 0,115 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 3,162 m²K/W. Lower limit of thermal resistance Rtot;lower = 3,009 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,051 (maximum allowed: 1,5) The procedure may be used.

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 3,086 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 2,5%

Heat transfer coefficient U = 1/Rtot = 0,32 W/(m²K)

outside 19 5 40 4 15 3

90 2 254

90 1

inside

60 562,5

Page 3

Click here to edit the construction on www.ubakus.de. AW_96.01_Holzfassade_Stülp, U=0,32 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. Under these conditions, a total of 0,23 kg of condensation water per square meter is accumulated.This quantity dries in summer in 16 days (Drying season according to DIN 4108-3:2018-10).

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 9 cm KLH Massivholzplatte 2,25 - - 42,3 2 9 cm Knauf Insulation Klemmplatte KP-040/HB 0,09 0,23 2,4 9 cm Spruce (9,6%) 1,80 - - 3,9 3 1,5 cm OSB-Platte (DIN EN ISO 10456) 0,75 0,23 2,4 9,8 25,4 cm Whole component 3,18 0,23 67,1

Condensation areas

1 Condensate: 0,23 kg/m² Affected layers: OSB-Platte (DIN EN ISO 10456), Knauf Insulation Klemmplatte KP-040/HB

Humidity

The temperature of the inside surface is 17,7 °C leading to a relative humidity on the surface of 58%.Mould formation is not expected under these conditions. The following figure shows the relative humidity inside the component.

100 Relative humidity (%) saturation point 90 1 2 3 4 5 Condensate 80 70 60 50 outside 40 30 1 Relative humidity (%) Relative humidity 20 10 0 0 50 100 150 200 250 inside Inside [mm] 0°C Outside 60 562,5

1 KLH Massivholzplatte (90 mm) 3 OSB-Platte (15 mm) 5 Larch (19 mm) 2 Knauf Insulation Klemmplatte KP-... 4 Rear ventilated level (40 mm)

Notes: Calculation using the Ubakus 2D-FE method. Convection and the capillarity of the building materials were not considered. The drying time may take longer under unfavorable conditions (shading, damp / cool summers) than calculated here.

Page 4

Click here to edit the construction on www.ubakus.de. Exterior wall AW_14.06_Fassadenplatten created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 50 U = 0,23 W/(m²K) phase shift: 12,7 h Thermal capacity inside: 71 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 12 6 30 5 4

100 3

342,5 100 2

100 1

inside

80 562,5

1 KLH Massivholzplatte (100 mm) 4 Breather membrane sd=0,05m 2 Stone wool façade insulation (100 mm) 5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm) 6 cement-bonded particleboard (12 mm)

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Stone wool façade insulation, Steel Stone wool façade insulation, Steel Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 34,2 cm Outside air: -5,0°C / 80% sd-value: 3,1 m Weight: 84 kg/m² Surface temperature.: 17,8°C / -4,8°C Heat capacity: 93 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 5 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_14.06_Fassadenplatten, U=0,23 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 10,00 0,120 0,833 2 Stone wool façade insulation 10,00 0,035 2,857 Steel (Width: 0,06 cm) 20,00 50,000 0,004 Steel (Width: 8 cm) 0,06 50,000 0,000 Steel (Width: 8 cm) 0,06 50,000 0,000 3 Stone wool façade insulation 10,00 0,035 2,857 4 Breather membrane sd=0,05m 0,05 0,500 0,001 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 6,772 m²K/W. Lower limit of thermal resistance Rtot;lower = 3,529 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,919 (maximum allowed: 1,5) DIN 6946 must not be used because the ratio of the upper limit value of the thermal resistance to the lower limit value of the thermal resistance is more than 1.5. Heat transfer coefficient from finite-elements method U = 0,230 W/(m²K) numerical uncertainty ~0,21%

outside 12 6 30 5 4

100 3

342,5 100 2

100 1

inside

80 562,5

Page 6

Click here to edit the construction on www.ubakus.de. AW_14.06_Fassadenplatten, U=0,23 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 10 cm KLH Massivholzplatte 2,50 - - 47,0 2 10 cm Stone wool façade insulation 0,10 - 10,0 20 cm Steel (Width: 0,06 cm) 4,50 - 1,4 0,06 cm Steel (Width: 8 cm) 1500 - 0,6 0,06 cm Steel (Width: 8 cm) 1500 - 0,6 3 10 cm Stone wool façade insulation 0,10 - 10,0 4 0,05 cm Breather membrane sd=0,05m 0,05 - 0,4 34,25 cm Whole component 3,14 84,3

Humidity

The temperature of the inside surface is 17,8 °C leading to a relative humidity on the surface of 57%.Mould formation is not expected under these conditions. The following figure shows the relative humidity inside the component.

100 Relative humidity (%) saturation point 90 1 2 3 4 5 80 6 70 outside 60 50 40 30 Relative humidity (%) Relative humidity 20 10 0 0 50 100 150 200 250 300 350 inside Inside [mm] 0°C Outside 80 562,5

1 KLH Massivholzplatte (100 mm) 3 Stone wool façade insulation (100 mm)5 Rear ventilated level (30 mm) 2 Stone wool façade insulation (100 mm)4 Breather membrane sd=0,05m 6 cement-bonded particleboard (12 mm)

Page 7

Click here to edit the construction on www.ubakus.de. Exterior wall AW_14.05_Fassadenplatten created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 50 U = 0,17 W/(m²K) phase shift: 12,7 h Thermal capacity inside: 80 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 12 6 30 5 4

100 3

342,5 100 2

100 1

inside

60 562,5

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Stone wool façade insulation Spruce, Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 34,2 cm Outside air: -5,0°C / 80% sd-value: 2,9 m Weight: 88 kg/m² Surface temperature.: 18,9°C / -4,8°C Heat capacity: 98 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 8 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_14.05_Fassadenplatten, U=0,17 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 10,00 0,120 0,833 2 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 3 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 4 Breather membrane sd=0,05m 0,05 0,500 0,001 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 6,236 m²K/W. Lower limit of thermal resistance Rtot;lower = 5,624 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,109 (maximum allowed: 1,5) The procedure may be used.

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 5,930 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 5,2%

Heat transfer coefficient U = 1/Rtot = 0,17 W/(m²K)

outside 12 6 30 5 4

100 3

342,5 100 2

100 1

inside

60 562,5

Page 9

Click here to edit the construction on www.ubakus.de. AW_14.05_Fassadenplatten, U=0,17 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 10 cm KLH Massivholzplatte 2,50 - - 47,0 2 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) 5,00 - - 4,3 3 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) - - 4,3 4 0,05 cm Breather membrane sd=0,05m 0,05 - 0,4 34,25 cm Whole component 2,89 88,5

Humidity

The temperature of the inside surface is 18,9 °C leading to a relative humidity on the surface of 54%.Mould formation is not expected under these conditions. The following figure shows the relative humidity inside the component.

Layers marked with <-> run parallel to the illustrated cutting plane and were not taken into account in the moisture protection calculation. Notes: Calculation using the Ubakus 2D-FE method. Convection and the capillarity of the building materials were not considered. The drying time may take longer under unfavorable conditions (shading, damp / cool summers) than calculated here.

Page 10

Click here to edit the construction on www.ubakus.de. Exterior wall AW_13.04_Holzfassade_Stülp created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 57 U = 0,17 W/(m²K) phase shift: 13,2 h Thermal capacity inside: 85 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 19 7 30 6 5

100 4

359 100 3

100 2

9,5 1 inside

60 562,5

1 Gypsum board (9,5 mm) 4 Stone wool façade insulation (100 mm) 7 Larch (19 mm) 2 KLH Massivholzplatte (100 mm) 5 Breather membrane sd=0,05m 3 Stone wool façade insulation (100 mm) 6 Rear ventilated level (30 mm) <-> Layers marked by arrows are perpendicular to the main axis.

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Stone wool façade insulation Spruce, Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 35,9 cm Outside air: -5,0°C / 80% sd-value: 2,9 m Weight: 89 kg/m² Surface temperature.: 18,9°C / -4,8°C Heat capacity: 104 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 11 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_13.04_Holzfassade_Stülp, U=0,17 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 Gypsum board 0,95 0,250 0,038 2 KLH Massivholzplatte 10,00 0,120 0,833 3 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 4 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 5 Breather membrane sd=0,05m 0,05 0,500 0,001 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 6,276 m²K/W. Lower limit of thermal resistance Rtot;lower = 5,662 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,108 (maximum allowed: 1,5) The procedure may be used.

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 5,969 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 5,1%

Heat transfer coefficient U = 1/Rtot = 0,17 W/(m²K)

outside 19 7 30 6 5

100 4

359 100 3

100 2

9,5 1 inside

60 562,5

Page 12

Click here to edit the construction on www.ubakus.de. AW_13.04_Holzfassade_Stülp, U=0,17 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 0,95 cm Gypsum board 0,04 - 6,5 2 10 cm KLH Massivholzplatte 2,50 - - 47,0 3 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) 5,00 - - 4,3 4 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) - - 4,3 5 0,05 cm Breather membrane sd=0,05m 0,05 - 0,4 35,9 cm Whole component 2,93 89,3

Humidity

100 Relative humidity (%) saturation point 90 1 2 3 4 5 6 7 80 70 outside 60 50 40 30 Relative humidity (%) Relative humidity 20 10 0 0 50 100 150 200 250 300 350 inside Inside [mm] 0°C Outside 60 562,5

1 Gypsum board (9,5 mm) 4 Stone wool façade insulation (100 mm)7 Larch (19 mm) 2 KLH Massivholzplatte (100 mm) 5 Breather membrane sd=0,05m 3 Stone wool façade insulation (100 mm)6 Rear ventilated level (30 mm)

Page 13

Click here to edit the construction on www.ubakus.de. Exterior wall AW_13.02_Holzfassade_Stülp created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 76 U = 0,16 W/(m²K) phase shift: 14,7 h Thermal capacity inside: 88 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 19 8 30 7 6

100 5

100 4 375,5

100 3

20 1 2 6 inside

60 562,5

1 Lehm-Oberputz (6 mm) 5 Stone wool façade insulation (100 mm) 2 best wood MULTITHERM 140 (20 mm) 6 Breather membrane sd=0,05m 3 KLH Massivholzplatte (100 mm) 7 Rear ventilated level (30 mm) 4 Stone wool façade insulation (100 mm) 8 Larch (19 mm)

<-> Layers marked by arrows are perpendicular to the main axis.

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

best wood MULTITHERM 140 Stone wool façade insulation KLH Massivholzplatte Spruce, Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Ti au 25 1 4108 e ub rig U=0, nd U=0, N d Ne ta us DI 95 nie s a d Be d zVO n EV14 n au sivh ut ta En EV ta b s s es u Pa sch Be En B e Ne au 2 m EV b 15 r 2020 u U=0, Wä En 2020 Ne . MV ßn U=0, GEG GEG n a us 40 EV16 ESa lm -Ha En ze 55 er KfW W it au Ein KfW B b u G 3-L u KfW a e Ne ub rm Ne EWä Inside air : 20,0°C / 50% Thickness: 37,5 cm Outside air: -5,0°C / 80% sd-value: 3,0 m Weight: 95 kg/m² Surface temperature.: 19,0°C / -4,9°C Heat capacity: 113 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 14 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_13.02_Holzfassade_Stülp, U=0,16 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 Lehm-Oberputz 0,60 0,910 0,007 2 best wood MULTITHERM 140 2,00 0,040 0,500 3 KLH Massivholzplatte 10,00 0,120 0,833 4 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 5 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 6 Breather membrane sd=0,05m 0,05 0,500 0,001 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 6,761 m²K/W. Lower limit of thermal resistance Rtot;lower = 6,130 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,103 (maximum allowed: 1,5) The procedure may be used.

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 6,446 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 4,9%

Heat transfer coefficient U = 1/Rtot = 0,16 W/(m²K)

outside 19 8 30 7 6

100 5

100 4 375,5

100 3

20 1 2 6 inside

60 562,5

Page 15

Click here to edit the construction on www.ubakus.de. AW_13.02_Holzfassade_Stülp, U=0,16 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 0,6 cm Lehm-Oberputz 0,03 - 9,0 2 2 cm best wood MULTITHERM 140 0,06 - 2,8 3 10 cm KLH Massivholzplatte 2,50 - - 47,0 4 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) 5,00 - - 4,3 5 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) - - 4,3 6 0,05 cm Breather membrane sd=0,05m 0,05 - 0,3 37,55 cm Whole component 2,98 94,6

Humidity

The temperature of the inside surface is 19,0 °C leading to a relative humidity on the surface of 53%.Mould formation is not expected under these conditions. The following figure shows the relative humidity inside the component.

100 Relative humidity (%) saturation point 90 1 2 3 4 5 6 80 7 8 70 outside 60 50 40 30 Relative humidity (%) Relative humidity 20 10 0 0 50 100 150 200 250 300 350 400 inside Inside [mm] 0°C Outside 60 562,5

1 Lehm-Oberputz (6 mm) 4 Stone wool façade insulation (100 mm)7 Rear ventilated level (30 mm) 2 best wood MULTITHERM 140 (20 mm)5 Stone wool façade insulation (100 mm)8 Larch (19 mm) 3 KLH Massivholzplatte (100 mm) 6 Breather membrane sd=0,05m

Page 16

Click here to edit the construction on www.ubakus.de. Exterior wall AW_12.04_Holzfassade_Vertikal created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 51 U = 0,17 W/(m²K) phase shift: 12,8 h Thermal capacity inside: 76 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 30 7 30 6 30 5 12,5 4

100 3 402,5 100 2

100 1

inside

60 562,5

1 KLH Massivholzplatte (100 mm) 4 Gypsum board (12,5 mm) 7 Larch (30 mm) 2 Stone wool façade insulation (100 mm) 5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm) 6 Stationary air (30 mm) <-> Layers marked by arrows are perpendicular to the main axis.

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Spruce, Stone wool façade insulation Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 40,2 cm Outside air: -5,0°C / 80% sd-value: 3,0 m Weight: 97 kg/m² Surface temperature.: 19,0°C / -4,8°C Heat capacity: 106 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 17 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_12.04_Holzfassade_Vertikal, U=0,17 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 10,00 0,120 0,833 2 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 3 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 4 Gypsum board 1,25 0,250 0,050 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 6,287 m²K/W. Lower limit of thermal resistance Rtot;lower = 5,673 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,108 (maximum allowed: 1,5) The procedure may be used.

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 5,980 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 5,1%

Heat transfer coefficient U = 1/Rtot = 0,17 W/(m²K)

outside 30 7 30 6 30 5 12,5 4

100 3 402,5 100 2

100 1

inside

60 562,5

Page 18

Click here to edit the construction on www.ubakus.de. AW_12.04_Holzfassade_Vertikal, U=0,17 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 10 cm KLH Massivholzplatte 2,50 - - 47,0 2 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) - - 4,3 3 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) 5,00 - - 4,3 4 1,25 cm Gypsum board 0,13 - 8,5 40,25 cm Whole component 2,97 97,2

Humidity

100 Relative humidity (%) saturation point 90 1 2 3 4 5 6 7 80 outside 70 60 50 40 30 Relative humidity (%) Relative humidity 20 10 0 0 50 100 150 200 250 300 350 400 inside Inside [mm] 0°C Outside 60 562,5

1 KLH Massivholzplatte (100 mm) 4 Gypsum board (12,5 mm) 7 Larch (30 mm) 2 Stone wool façade insulation (100 mm)5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm)6 Stationary air (30 mm)

Page 19

Click here to edit the construction on www.ubakus.de. Exterior wall AW_12.03_Holzfassade_Vertikal created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 50 U = 0,17 W/(m²K) phase shift: 12,7 h Thermal capacity inside: 76 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 30 7 30 6 30 5 4

100 3 390,5 100 2

100 1

inside

60 562,5

1 KLH Massivholzplatte (100 mm) 4 Breather membrane sd=0,05m 7 Larch (30 mm) 2 Stone wool façade insulation (100 mm) 5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm) 6 Stationary air (30 mm) <-> Layers marked by arrows are perpendicular to the main axis.

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Spruce, Stone wool façade insulation Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 39,0 cm Outside air: -5,0°C / 80% sd-value: 2,9 m Weight: 89 kg/m² Surface temperature.: 19,0°C / -4,8°C Heat capacity: 98 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 20 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_12.03_Holzfassade_Vertikal, U=0,17 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 10,00 0,120 0,833 2 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 3 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 4 Breather membrane sd=0,05m 0,05 0,500 0,001 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 5,930 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 5,2%

Heat transfer coefficient U = 1/Rtot = 0,17 W/(m²K)

outside 30 7 30 6 30 5 4

100 3 390,5 100 2

100 1

inside

60 562,5

Page 21

Click here to edit the construction on www.ubakus.de. AW_12.03_Holzfassade_Vertikal, U=0,17 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 10 cm KLH Massivholzplatte 2,50 - - 47,0 2 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) - - 4,3 3 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) 5,00 - - 4,3 4 0,05 cm Breather membrane sd=0,05m 0,05 - 0,4 39,05 cm Whole component 2,89 89,0

Humidity

1 KLH Massivholzplatte (100 mm) 4 Breather membrane sd=0,05m 7 Larch (30 mm) 2 Stone wool façade insulation (100 mm)5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm)6 Stationary air (30 mm)

Page 22

Click here to edit the construction on www.ubakus.de. Exterior wall AW_12.02_Holzfassade_Vertikal created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 51 U = 0,17 W/(m²K) phase shift: 12,8 h Thermal capacity inside: 76 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 30 7 30 6 30 5 12,5 4

100 3 402,5 100 2

100 1

inside

60 562,5

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Spruce, Stone wool façade insulation Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 40,2 cm Outside air: -5,0°C / 80% sd-value: 3,0 m Weight: 97 kg/m² Surface temperature.: 19,0°C / -4,8°C Heat capacity: 106 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 23 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_12.02_Holzfassade_Vertikal, U=0,17 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 10,00 0,120 0,833 2 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 3 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 4 Gypsum board 1,25 0,250 0,050 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 5,980 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 5,1%

Heat transfer coefficient U = 1/Rtot = 0,17 W/(m²K)

outside 30 7 30 6 30 5 12,5 4

100 3 402,5 100 2

100 1

inside

60 562,5

Page 24

Click here to edit the construction on www.ubakus.de. AW_12.02_Holzfassade_Vertikal, U=0,17 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

Humidity

1 KLH Massivholzplatte (100 mm) 4 Gypsum board (12,5 mm) 7 Larch (30 mm) 2 Stone wool façade insulation (100 mm)5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm)6 Stationary air (30 mm)

Page 25

Click here to edit the construction on www.ubakus.de. Exterior wall AW_12.01_Holzfassade_Vertikal created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 50 U = 0,17 W/(m²K) phase shift: 12,7 h Thermal capacity inside: 76 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 30 7 30 6 30 5 4

100 3 390,5 100 2

100 1

inside

60 562,5

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Spruce, Stone wool façade insulation Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 39,0 cm Outside air: -5,0°C / 80% sd-value: 2,9 m Weight: 89 kg/m² Surface temperature.: 19,0°C / -4,8°C Heat capacity: 98 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 26 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_12.01_Holzfassade_Vertikal, U=0,17 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 KLH Massivholzplatte 10,00 0,120 0,833 2 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 3 Stone wool façade insulation 10,00 0,035 2,857 Spruce (9,6%) 10,00 0,130 0,769 4 Breather membrane sd=0,05m 0,05 0,500 0,001 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 5,930 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 5,2%

Heat transfer coefficient U = 1/Rtot = 0,17 W/(m²K)

outside 30 7 30 6 30 5 4

100 3 390,5 100 2

100 1

inside

60 562,5

Page 27

Click here to edit the construction on www.ubakus.de. AW_12.01_Holzfassade_Vertikal, U=0,17 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 10 cm KLH Massivholzplatte 2,50 - - 47,0 2 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) - - 4,3 3 10 cm Stone wool façade insulation 0,10 - 9,0 10 cm Spruce (9,6%) 5,00 - - 4,3 4 0,05 cm Breather membrane sd=0,05m 0,05 - 0,4 39,05 cm Whole component 2,89 89,0

Humidity

1 KLH Massivholzplatte (100 mm) 4 Breather membrane sd=0,05m 7 Larch (30 mm) 2 Stone wool façade insulation (100 mm)5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (100 mm)6 Stationary air (30 mm)

Page 28

Click here to edit the construction on www.ubakus.de. Exterior wall AW_02.01_Holzfassade_Vertikal created on 3.9.2020 Thermal protection Moisture proofing Heat protection No condensate Temperature amplitude damping: 46 U = 0,18 W/(m²K) phase shift: 12,3 h Thermal capacity inside: 87 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 19 7 30 6 30 5 80 4

351,5 80 3

100 2 12,5 1 inside 1 Gypsum Fibreboard (12,5 mm) 4 Stone wool façade insulation (80 mm) 7 Larch (19 mm) 2 KLH Massivholzplatte (100 mm) 5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (80 mm) 6 Stationary air (30 mm) <-> Layers marked by arrows are perpendicular to the main axis.

Impact of each layer and comparison to reference values

For the following figure, the thermal resistances of the individual layers were converted in millimeters insulation. The scale refers to an insulation of thermal conductivity 0,035 W/mK.

KLH Massivholzplatte Stone wool façade insulation Stone wool façade insulation Equivalent insulation thickness (WLS 035)

0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 mm

Inside air : 20,0°C / 50% Thickness: 35,1 cm Outside air: -5,0°C / 80% sd-value: 2,7 m Weight: 87 kg/m² Surface temperature.: 18,9°C / -4,8°C Heat capacity: 104 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 29 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_02.01_Holzfassade_Vertikal, U=0,18 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 Gypsum Fibreboard 1,25 0,350 0,036 2 KLH Massivholzplatte 10,00 0,120 0,833 3 Stone wool façade insulation 8,00 0,035 2,286 4 Stone wool façade insulation 8,00 0,035 2,286 Thermal contact resistance outside (Rse) 0,130

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Ventilation level

Upper limit of thermal resistance Rtot;upper = 5,700 m²K/W. Lower limit of thermal resistance Rtot;lower = 5,700 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,000 (maximum allowed: 1,5)

Thermal resistance Rtot = 5,700 m²K/W

Heat transfer coefficient U = 1/Rtot = 0,18 W/(m²K)

outside 19 7 30 6 30 5 80 4

351,5 80 3

100 2 12,5 1 inside

Page 30

Click here to edit the construction on www.ubakus.de. AW_02.01_Holzfassade_Vertikal, U=0,18 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. This component is free of condensate under the given climate conditions.

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 1,25 cm Gypsum Fibreboard 0,05 - 14,4 2 10 cm KLH Massivholzplatte 2,50 - - 47,0 3 8 cm Stone wool façade insulation 0,08 - 8,0 4 8 cm Stone wool façade insulation 0,08 - 8,0 35,15 cm Whole component 2,71 87,2

Humidity

100 Relative humidity (%) saturation point 90 1 2 3 4 5 6 7 80 70 60 50 40 outside 30 Relative humidity (%) Relative humidity 20 10 0 0 50 100 150 200 250 300 350 inside Inside [mm] 0°C Outside

1 Gypsum Fibreboard (12,5 mm) 4 Stone wool façade insulation (80 mm)7 Larch (19 mm) 2 KLH Massivholzplatte (100 mm) 5 Rear ventilated level (30 mm) 3 Stone wool façade insulation (80 mm)6 Stationary air (30 mm)

Page 31

Click here to edit the construction on www.ubakus.de. Exterior wall AW_00.01_Holzfassade_Vertikal created on 3.9.2020 Thermal protection Moisture proofing Heat protection Wood moisture: +2,4% Temperature amplitude damping: 74 U = 0,25 W/(m²K) Condensate: 210 g/m² phase shift: 16,0 h Dries 17 days Thermal capacity inside: 104 kJ/m²K OIB Richtlinie 6*: U<0,35 W/(m²K) excellent insufficient excellent insufficient excellent insufficient

outside 19 7 30 6 4 5 60 4 3 4 60 3

284,5 3 100 2 15 1 inside 1 Gypsum Fibreboard (15 mm) 5 Breather membrane sd=0,05m 2 KLH Massivholzplatte (100 mm) 6 Stationary air (30 mm) 3 Tektalan A2-FP/HB (60 mm) 7 Larch (19 mm) 4 Tektalan A2-FP/HB (60 mm)

<-> Layers marked by arrows are perpendicular to the main axis.

Inside air : 20,0°C / 50% Thickness: 28,4 cm Outside air: -5,0°C / 80% sd-value: 3,7 m Weight: 107 kg/m² Surface temperature.: 18,5°C / -4,8°C Heat capacity: 167 kJ/m²K

OIB Richtlinie 6 ESanMV EnEV16 Neubau EnEV14 Neubau

*Comparison of the U-value with Höchstwerten aus OIB Richtlinie 6, Tabelle 10.2; den Höchstwerten der Energetische Sanierungsmaßnahmen- Page 32 Verordnung (ESanMV); 80% des U-Werts der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV16 Neubau); der Referenzausführung aus EnEV 2014 Anlage 1 Tabelle 1 (EnEV14 Neubau) Click here to edit the construction on www.ubakus.de. AW_00.01_Holzfassade_Vertikal, U=0,25 W/(m²K)

U-Value calculation according to DIN EN ISO 6946

# Material Dicke λ R [cm] [W/mK] [m²K/W] Thermal contact resistance inside (Rsi) 0,130 1 Gypsum Fibreboard 1,50 0,350 0,043 2 KLH Massivholzplatte 10,00 0,120 0,833 3 Tektalan A2-FP/HB: Tektalan A2-FP/HB-Holzwolle- 0,50 0,090 0,056 Deckschicht 5 mm Tektalan A2-FP/HB: Tektalan A2-FP/HB 4,50 0,040 1,125 Steinwollekern Tektalan A2-FP/HB: Tektalan A2-FP/HB-Holzwolle- 1,00 0,080 0,125 Deckschicht 10 mm 4 Tektalan A2-FP/HB: Tektalan A2-FP/HB-Holzwolle- 0,50 0,090 0,056 Deckschicht 5 mm Tektalan A2-FP/HB: Tektalan A2-FP/HB 4,50 0,040 1,125 Steinwollekern Tektalan A2-FP/HB: Tektalan A2-FP/HB-Holzwolle- 1,00 0,080 0,125 Deckschicht 10 mm 5 Breather membrane sd=0,05m 0,05 0,500 0,001 6 Stationary air (unventilated) 3,00 0,167 0,180 Spruce (8,0%) 3,00 0,130 0,231 7 Larch 1,90 0,130 0,146 Thermal contact resistance outside (Rse) 0,040

Thermal contact resistances have been taken from DIN 6946 Table 7. Rsi: heat flow direction horizontally Rse: heat flow direction horizontally, outside: Direct contact to outside air

Upper limit of thermal resistance Rtot;upper = 3,988 m²K/W. Lower limit of thermal resistance Rtot;lower = 3,988 m²K/W. Check applicability: Rtot;upper / Rtot;lower = 1,000 (maximum allowed: 1,5) The procedure may be used.

Thermal resistance Rtot = (Rtot;upper + Rtot;lower)/2 = 3,988 m²K/W Estimated maximum relative uncertainty according to section 6.7.2.5: 0,0099%

Heat transfer coefficient U = 1/Rtot = 0,25 W/(m²K)

outside 19 7 30 6 4 5 60 4 3 4 60 3

284,5 3 100 2 15 1 inside

Page 33

Click here to edit the construction on www.ubakus.de. AW_00.01_Holzfassade_Vertikal, U=0,25 W/(m²K)

Moisture proofing

For the calculation of the amount of condensation water, the component was exposed to the following constant climate for 90 days: inside: 20°C und 50% Humidity; outside: -5°C und 80% Humidity. This climate complies with DIN 4108-3. Under these conditions, a total of 0,21 kg of condensation water per square meter is accumulated.This quantity dries in summer in 17 days (Drying season according to DIN 4108-3:2018-10).

# Material sd-value Condensate Weight [m] [kg/m²] [Gew.-%] [kg/m²] 1 1,5 cm Gypsum Fibreboard 0,06 - 17,3 2 10 cm KLH Massivholzplatte 2,50 - - 47,0 3 0,5 cm Tektalan A2-FP/HB: Tektalan A2-FP/HB- 0,01 - - 4,2 Holzwolle-Deckschicht 5 mm 4,5 cm Tektalan A2-FP/HB: Tektalan A2-FP/HB 0,05 - 5,1 Steinwollekern 1 cm Tektalan A2-FP/HB: Tektalan A2-FP/HB- 0,02 - - 7,2 Holzwolle-Deckschicht 10 mm 4 0,5 cm Tektalan A2-FP/HB: Tektalan A2-FP/HB- 0,01 - - 4,2 Holzwolle-Deckschicht 5 mm 4,5 cm Tektalan A2-FP/HB: Tektalan A2-FP/HB 0,05 - 5,1 Steinwollekern 1 cm Tektalan A2-FP/HB: Tektalan A2-FP/HB- 0,02 - - 7,2 Holzwolle-Deckschicht 10 mm 5 0,05 cm Breather membrane sd=0,05m 0,05 - 0,4 6 3 cm Stationary air (unventilated) 0,01 0,21 0,0 3 cm Spruce (8,0%) - - 1,1 7 1,9 cm Larch 0,95 0,21 2,4 8,7 28,45 cm Whole component 3,72 0,21 107,4

Condensation areas

1 Condensate: 0,21 kg/m² Affected layers: Larch, Stationary air (unventilated)

Humidity

The temperature of the inside surface is 18,5 °C leading to a relative humidity on the surface of 55%.Mould formation is not expected under these conditions. The following figure shows the relative humidity inside the component.

100 Relative humidity (%) saturation point 90 1 2 3 4 5 6 7 Condensate 80 70 60 50 40 outside 1 30 Relative humidity (%) Relative humidity 20 10 inside 0 0 50 100 150 200 250 300 Inside [mm] 0°C Outside

1 Gypsum Fibreboard (15 mm) 4 Tektalan A2-FP/HB (60 mm) 7 Larch (19 mm) 2 KLH Massivholzplatte (100 mm) 5 Breather membrane sd=0,05m 3 Tektalan A2-FP/HB (60 mm) 6 Stationary air (30 mm)

Page 34

Click here to edit the construction on www.ubakus.de. Layers marked with <-> run parallel to the illustrated cutting plane and were not taken into account in the moisture protection calculation. Notes: Calculation using the Ubakus 2D-FE method. Convection and the capillarity of the building materials were not considered. The drying time may take longer under unfavorable conditions (shading, damp / cool summers) than calculated here.

Page 35

Click here to edit the construction on www.ubakus.de.